Cathy develops a tumor in her brainstem that puts pressure on the respiratory centers. Her doctor notices that control of her diaphragm is abnormal and irregular movements occur during inspiration. Responses to sensory input are delayed and abnormal. Which specific respiratory center must be receiving pressure from the tumor?
A. The ventral respiratory group
B. The diencephalon
C. The pontine respiratory group
D. The dorsal respiratory group
Answer: D
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Which of the following is a major metabolic effect of glucagon?
A. Increased glycogenolysis in liver B. Increased glucose uptake by muscle cells C. Decreased glycogenolysis in muscle D. Decreased gluconeogenesis in liver E. Increased triglyceride synthesis in adipose tissue
Which plexus or nerve shown in the diagram supplies the renal arteries?
a) B b) C c) D d) E e) F
The medial condyle of the femur articulates with the medial condyle of the ________.
Fill in the blank(s) with the appropriate word(s).
Match the following:
A) Reverberating circuit B) Parallel after-discharge circuit C) Converging circuit D) Diverging circuit 1) One incoming fiber triggers responses in ever-increasing numbers farther and farther along the circuit. 2) May be involved in complex, exacting types of mental processing. 3) Involved in control of rhythmic activities such as breathing. 4) Involved in activating fibers of a skeletal muscle such as the biceps muscle. 5) Different types of sensory input can have the same ultimate effect.