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T1 Review Game
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When you straighten your arm, which muscle acts as the extensor?
The triceps.
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What type of muscle is found in your stomach and blood vessels?
Smooth muscle.
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What energy molecule do muscles use to contract?
ATP.
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What is the job of the Golgi Apparatus?
It packages and ships materials throughout or out of the cell.
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What is the function of the quadriceps?
To extend the leg at the knee.
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What is the difference between plant and animal cells?
Plant cells have a cell wall and chloroplasts; animal cells do not.
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What are the tiny protein-building “machines” of the cell called?
Ribosomes.
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Which muscle type moves food through your intestines?
Smooth muscle.
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What connects bones to other bones?
Ligaments.
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Which bone in your arm connects the shoulder to the elbow?
The humerus.
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What is the fluid part of the cytoplasm that surrounds organelles called?
Cytosol.
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Why do muscle and liver cells contain more mitochondria than skin cells?
Because they need more energy for movement and chemical activity.
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What type of joint is found in the shoulder and hip?
Ball-and-socket joint.
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What organelle makes lipids and helps detoxify the cell?
The smooth endoplasmic reticulum.
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What do long bones in arms and legs store inside their yellow marrow?
Fat.
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What are vesicles used for inside the cell?
They transport materials such as proteins and nutrients.
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Which organelle creates energy (ATP) for the cell?
The mitochondria.
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What type of joint allows the neck to rotate side to side?
Pivot joint.
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Which muscle type pumps your heart?
Cardiac muscle.
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What would happen if a cell lost its lysosomes?
It couldn’t digest or recycle waste and damaged organelles.
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Where is the nucleolus located, and what does it make?
It’s inside the nucleus and makes ribosomes.
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What does the cytoplasm do?
It fills the cell and holds organelles in place.
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When you bend your elbow, which muscle acts as the flexor?
The biceps.
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Which proteins inside muscle fibers help muscles contract?
Actin and myosin.
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What is the job of a tendon?
It connects muscle to bone.
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What happens during ossification?
Cartilage is replaced by bone as a person grows.
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Which muscle type has the most endurance and never gets tired?
Cardiac muscle.
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Which muscle type moves your bones?
Skeletal muscle.
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Where is DNA found inside a human cell?
Inside the nucleus.
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What is the main job of skeletal muscles?
To move bones and body parts.
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Which bone protects your brain?
The cranium (skull).
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What is the control center of the cell?
The nucleus controls all cell activities
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What happens inside red bone marrow?
New blood cells are produced.
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Which bone forms the lower part of the leg next to the tibia?
The fibula.
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How many bones are in the adult human skeleton?
206 bones.
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What are the three main parts of a typical cell?
Cell membrane, cytoplasm, and nucleus.
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What is the difference between cytoplasm and cytosol?
Cytoplasm includes everything inside the cell membrane except the nucleus; cytosol is just the fluid portion.
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What does the lysosome do?
It breaks down waste and old cell parts.
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What is the difference between ligaments and tendons?
Ligaments connect bone to bone; tendons connect muscle to bone.
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What type of bone tissue makes blood cells?
Spongy bone (contains red marrow).
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If the nucleus is like the brain of the cell, what organelle would be like a power plant?
The mitochondria.
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Name two minerals stored in bones that help the body maintain homeostasis.
Calcium and phosphorus.
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What causes osteoporosis?
A loss of bone tissue that makes bones fragile and weak.
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Which organelle builds proteins in a cell?
Ribosomes.
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What type of bone tissue is hard and dense?
Compact bone.
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Which part of the skeleton protects the heart and lungs?
The rib cage.
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Why is muscular tissue full of mitochondria?
Because it needs lots of energy for contraction.
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Why do babies have more bones than adults?
Because some bones fuse together as they grow.
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What does ATP provide for the cell?
Chemical energy for cell activities like movement and growth.
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What are flexor muscles responsible for doing?
Bending a joint.
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Which bone is the longest in the human body?
The femur (thigh bone).
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What structure controls what enters and leaves the cell?
The cell membrane.
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How does the skeletal system work with the muscular system to cause movement?
Muscles pull on bones to create movement.
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What kind of movement is controlled by your choice: voluntary or involuntary?
Voluntary movement.
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What type of cell has a nucleus: prokaryotic or eukaryotic?
Eukaryotic.
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What is the main function of the skeletal system?
To provide structure, protection, and help the body move.
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What are the folded membranes that produce proteins and are covered in ribosomes called?
Rough Endoplasmic Reticulum (Rough ER).
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What is DNA’s main job inside the cell?
It stores information that tells the cell how to grow, function, and look.
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What are muscles that work in opposite pairs called?
Antagonistic pairs.
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Why do muscles need many mitochondria?
Because they need a lot of energy (ATP) to contract and work.
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When a muscle contracts, what happens to its length?
It shortens.
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What type of joint is found in the knee and elbow?
Hinge joint.
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What connective tissue cushions the ends of bones?
Cartilage.
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What are extensor muscles responsible for doing?
Straightening a joint.
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What are the three types of muscle tissue?
Skeletal, smooth, and cardiac.
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What organelle is responsible for packaging proteins into vesicles?
Golgi apparatus.
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Why do cells need mitochondria to survive?
They break down nutrients to make ATP, which powers all cell activities.
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