APHY 102 Study guides, Class notes & Summaries

APHY 102 Test 3

What is a hormone and how does it act? : Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. What is the role of negative feedback in control of hormone secretions. : "hormonal homeostasis" Paracrine glands : secrete into the local extracellular space Autocrine glands : affect only the secreting c...

Who regulates pituitary gland secretion? : Releasing hormones from the hypothalamus What is a hormone and how does it act? : Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. Compare and contrast glucagon and insulin : Glucagon stimulates the liver to break down glycogen and convert noncarbohydrates...

The thymus gland secretes hormones called ____ that ____ : Thymosins; control production and differentiation of white blood cells Exocrine glands differ from endocrine gland in that exocrine glands : Secrete through ducts or tubes to the body's exterior Oxytocin stimulates the kidneys to conserve water : False The secretion of parathyroid hormone is controlled primarily by the : concentration of blood calcium A person under stress may have a lowered resistance to infection 2 : True A...

APHY 102 - Ivy Tech - F/M Reproductive System Test Exam Questions With 100% Correct Answers Uterus - answerWhere the fetus develops and grows. Ovulation - answerThe release of oocyte from ovary. Scrotum - answerExternal sac enclosing the testes. Corpora cavernosa - answerErectile tissue in the male. Labia majora - answerFemale homologue of the scrotum. Warts - answerHuman papillomavirus. Syphilis - answerTreponema pallidum Gonorrhea - answerUrethritis in males Genital herpes - answerG...

Who regulates pituitary gland secretion? : Releasing hormones from the hypothalamus What is a hormone and how does it act? : Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. Compare and contrast glucagon and insulin : Glucagon stimulates the liver to break down glycogen and convert noncarbohydrates...

Diabetes insipidus is caused by _____________. : ADH deficiency T/F: Persons with type AB blood are sometimes called universal donors. : False Steriod hormones ______________. : All of the above T/F Plasma contains fibrinogen, serum does not. : True Sweat gland is an example of a(n) _________ gland. 2 : exocrine The percentage of red blood cells in a sample of human blood is normally about _______. : 45% The correct sequence of parts that carry cardiac impulses is _______________...

Which of the following is not a function of the mucus-lined nasal passages? : Cooling exhaled air Which of the following has an effect on the pH of blood? : Carbon dioxide What causes air to move into the lungs during inspiration? : Pressure gradient between atomosphere and alveoli Another word for breathing is ventilation. : True Oxygen is carried in the blood in the form of bicarbonate ions and is bound to hemoglobin. : False 2 The layer of serous membrane that is firmly attached to...

What regulates pituitary gland secretion? : The pituitary gland is directly connected to the hypothalamus. Secretion from the 2 lobes of the pituitary gland is controlled by different methods by the hypothalamus What is a hormone and how does it act? : Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormon...

Normal heart sounds are caused by which of the following events? : Closure of the heart valves The left ventricular wall of the heart is thicker than the right wall in order to : Pump blood with greater pressure What happens when the tricuspid valve is closed : Prevents blood from backing into the right atrium If cardiac muscle is deprived of its normal blood supply, damage would primarily result from? : Decreased delivery of oxygen If the vagal nerves to the heart were cute, the resul...

Diabetes insipidus is caused by : ADH deficiency. T/F: Persons with type AB blood are sometimes called universal donors. : False Steroid hormones are soluble in lipids. : all of the above. T/F: Plasma contains fibrinogen, serum does not. : True sweat gland is an example of a(n) _______ gland. 2 : exocrine The percentage of red blood cells in a sample of human blood is normally about : 45%. The correct sequence of parts that carry cardiac impulses is : SA node, AV node, AV bundle, ...