In the case of each of the following pairs of terms, clearly distinguish between the first term and second term by writing a brief sentence about each - Leaving Cert Biology - Question 7 - 2021
Question 7
In the case of each of the following pairs of terms, clearly distinguish between the first term and second term by writing a brief sentence about each.
(a) Carpal a... show full transcript
Worked Solution & Example Answer:In the case of each of the following pairs of terms, clearly distinguish between the first term and second term by writing a brief sentence about each - Leaving Cert Biology - Question 7 - 2021
Step 1
Carpal and tarsal.
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Answer
Carpal refers to the bones in the wrist, which allow for a wide range of motion and support hand movement. Tarsal, on the other hand, denotes the bones in the ankle or heel, providing structural stability and support for walking and standing.
Step 2
Tendon and ligament.
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Answer
A tendon connects muscle to bone, facilitating the movement of bones when muscles contract. Conversely, a ligament connects bone to bone, providing stability and support to joints.
Step 3
Biceps and triceps.
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The biceps is a muscle that contracts to bend the arm at the front of the humerus, allowing for flexion. In contrast, the triceps contracts to straighten the arm at the back of the humerus, enabling extension.
Step 4
Osteoblast and osteoclast.
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An osteoblast is a cell that builds up bone, playing a critical role in bone formation and growth. In contrast, an osteoclast is a cell that breaks down bone, participating in bone resorption and remodeling.
Step 5
Axial skeleton and appendicular skeleton.
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The axial skeleton consists of the skull and vertebrae, which form the spine and provide central support. The appendicular skeleton includes the limbs (arms and legs) or pectoral girdle (shoulders) and pelvic girdle (hips), facilitating movement.
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