In a sarcomere, thick filaments are linked by the

A) Z line.
B) M line.
C) H band.
D) A band.
E) I band.


B) M line.

Anatomy & Physiology

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How might a lack of neuropeptide Y in the hypothalamus affect the control of appetite?

A) The appetite would likely increase. B) The appetite would likely decrease. C) The appetite is unlikely to change because neuropeptide Y is not involved in appetite regulation.

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Most people have 24 ribs.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Photoreceptors are ____________________ by their adequate stimulus and ____________________ in the absence of stimulation

Fill in the blank(s) with correct word

Anatomy & Physiology

The neurotransmitter __________ plays the key role in generating an erection in the mammalian penis

A) Acetylcholine B) Dopamine C) GABA D) Nitric oxide Fill in the blank with the correct answer.

Anatomy & Physiology