Parasympathetic and sympathetic influence on heart rate is controlled by reflexes.
Answer the following statement true (T) or false (F)
True
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The synapse of the olfactory nerves with the mitral cells is called a ________.
Fill in the blank(s) with the appropriate word(s).
A decrease in the osmolarity of the extracellular fluid would cause water to _______.
A. move into the cells B. move into the interstitial fluid C. move into the blood D. move into the lymph
A 22-year-old man has arrived in the emergency room following a motorcycle accident and needs a blood transfusion. He is wearing a medical bracelet that shows he is blood type B negative. Which of the following blood types could be transfused without complication?
A) O negative and B negative B) B positive C) O positive D) AB negative
Sara is color blind. Her classmates don't believe her and say that color blindness can only occur in males. Which of the following would explain Sara's inheritance of color blindness best to her classmates?
A. Sara is heterozygous for color blindness, inheriting one mutant copy of the gene from her father. B. Sara is color blind because she inherited a recessive allele from her mother and a normal allele from her father. C. Sara is homozygous recessive for color blindness, inheriting the mutant alleles from her father and her mother.