The calcium release channel in the smooth muscle sarcoplasmic reticulum that is opened by increases in phospholipase C activity is the

A) Ca2+-ATPase.
B) inositol trisphosphate (IP3) receptor channel.
C) dihydropyridine (DHP) receptor.
D) voltage -gated Ca2+ channel.
E) ryanodine receptor.


B) inositol trisphosphate (IP3) receptor channel.

Anatomy & Physiology

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An adult with cretinism has incomplete manifestation of puberty (e.g., scant pubic hair), abnormal facial features, dwarfism, and mental retardation. Explain what causes these symptoms. How is cretin dwarfism different from pituitary dwarfism? How could cretinism be prevented?

What will be an ideal response?

Anatomy & Physiology

Contraction of the serratus posterior inferior contributes to forced expiration.

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

Anatomy & Physiology

In hemopoiesis, granulocytes such as neutrophils are formed from the _________ line

A.   lymphoid B.   myeloid C.   monocyte D.   killer cell

Anatomy & Physiology

Hypothyroidism is a(n) ________________________________________ disease

Fill in the blank(s) with correct word

Anatomy & Physiology