1.1.1 The function of the epididymis is to …
A - NSC Life Sciences - Question 1 - 2021 - Paper 1
Question 1
1.1.1 The function of the epididymis is to …
A. produce sperm.
B. transport sperm to the urethra.
C. produce sperm.
D. store sperm until maturation.
1.1.2 Which ON... show full transcript
Worked Solution & Example Answer:1.1.1 The function of the epididymis is to …
A - NSC Life Sciences - Question 1 - 2021 - Paper 1
Step 1
The function of the epididymis is to …
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Answer
The epididymis serves primarily to store and mature sperm until they are ready for ejaculation.
Step 2
Which ONE of the following is an exocrine gland?
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Answer
The prostate is an exocrine gland as it secretes fluid into the urethra, playing a crucial role in reproduction.
Step 3
Which ONE of the following combinations are the functions of the brain?
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Answer
The correct combination of the brain's functions includes interpreting sensation (i), regulating involuntary actions (ii), and controlling higher thought processes (iii). Therefore, the answer is D: (i), (ii) and (iii).
Step 4
An endocrine gland is …
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Answer
An endocrine gland is an organ that secretes hormones directly into the bloodstream, regulating various physiological functions.
Step 5
Ovulation is stimulated by an increase in the levels of …
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Answer
Ovulation is stimulated by an increase in the levels of Luteinizing hormone (LH), which triggers the release of the egg from the ovary.
Step 6
Which ONE of the following shows the correct combination of the hormone with its target organ?
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Answer
The correct combination is: D. TSH (Thyroid Stimulating Hormone) with the Thyroid gland.
Step 7
Oogenesis takes place in the …
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Answer
Oogenesis, the formation of ova, takes place in the ovary.
Step 8
Which ONE of the following increased the reliability of the results obtained?
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Answer
To increase the reliability of the results, controlling the age of the volunteers is essential. Therefore, option B: Age of the volunteers is the correct choice.
Step 9
Name the pathway represented by the diagram.
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Answer
The pathway represented by the diagram is the reflex arc, which is responsible for involuntary reactions to stimuli.
Step 10
Give ONE advantage of this type of reaction.
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Answer
An advantage of a reflex arc is that it minimizes injury by allowing a quick response to harmful stimuli.
Step 11
Identify part E.
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Part E represents the spinal cord, responsible for transmitting signals between the brain and the body.
Step 12
Name the part of the brain that interprets impulses from part F.
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The cerebellum interprets impulses related to balance and coordination from part F.
Step 13
Identify the receptors found at C.
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The receptors found at C are hair cells in the cochlea, responsible for translating sound vibrations into neural signals.
