Which of the following types of adrenergic receptors are found on cardiac muscle fibers where their activation stimulates increased force and rate of contraction of the heart?
a) ÃŽ ±1-adrenergic
b) ÃŽ ±2-adrenergic
c) ÃŽ ²1-adrenergic
d) ÃŽ ²2-adrenergic
e) ÃŽ ²3-adrenergic
c
Anatomy & Physiology
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Changes in pH and PCO2 alter the shape of the oxygen equilibrium curve for the respiratory pigments in many species, a phenomenon termed the __________
Fill in the blank with correct words.
Anatomy & Physiology
The ‘C' in ACTH stands for __________
Fill in the blank(s) with correct word
Anatomy & Physiology
Metabolic scope measurements
a. are measured during periods of aerobic activity. b. involve the use of treadmills. c. are an indicator of an animal's activity capacity. d. are the ratio of metabolic rate to SMR. e. two of these.
Anatomy & Physiology
A protein channel that opens or closes in response to a stimulus would be classified as a ________ channel.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology