In cardiac muscle cells, the release of Ca2+ through L-type Ca2+ channels depolarizes the sarcoplasmic reticulum and inhibits the release of any additional Ca2+ necessary for excitation-contraction coupling.
Answer the following statement true (T) or false (F)
False
Anatomy & Physiology
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The Central Nervous system is divided by?
A. CNS and PNS B. CNS and BNS C. PNS and ANS D. ANS and SNS
Anatomy & Physiology
ADH (antidiuretic hormone) secretion will increase when
A. blood pressure increases. B. blood pressure decreases. C. blood osmolality increases. D. Both "blood osmolality increases" and "blood pressure decreases" are correct. E. blood volume increases.
Anatomy & Physiology
Thin skin has only four epithelial strata. It lacks which of the following?
A. Stratum lucidum B. Stratum corneum C. Stratum spinosum D. Stratum basale E. Stratum granulosum
Anatomy & Physiology
The triangular depression in the medial surface of each lung, where blood vessels and the primary bronchi enter, is the:
A) apex. B) base. C) lobule. D) hilum.
Anatomy & Physiology