Chapter 6 Homeostasis

Which of the following is true when the body is under homeostasis?

• The body is under dynamic equilibrium

• The body cannot generate its own heat in very cold conditions

• The body is at an appropriate core temperature and no longer needs to regulate body temperature

• The body is able to self-sustain without anything from the environment

Which of the following is an example of negative feedback?

• Lactation via prolactin production

• Thermoregulation via sweating

• Ovulation via the luteinizing hormone (LH) surge

• Childbirth contractions via oxytocin release

When there is bleeding, body will produce platelet to clot the blood. This is an example of __________.

• negative feedback

• positive feedback

• neutral feedback

• catabolism feedback

Which of the following statements is true about the weight of the human liver?

• 1.4 kg

• 3.5 kg

• 0.5 kg

• 4.0 kg

Which of the following is the function of the human liver?

• convert glycogen to glucose with the presence of insulin

• convert certain amino acid to glucose

• regulate blood pressure

• produce plasma protein like albumin

Where is the liver located in the human body?

• left upper quadrant of abdomen

• right illiac fossa of abdomen

• right upper quadrant of abdomen

• middle of epigastric region

Which of the following structure of liver that responsible to produce bile?

• hepatic sinusoids

• hepatic kupffer cells

• bile canaliculi

• hepatocytes

choose the TRUE statements about liver

• liver has 2 lobes seperated by greater omentum

• liver helps to produce urea to be excreted from body

• liver will store bile produce by gall bladder

• hepatic lobules is a functional unit of the liver

Which of the following statements about bile is correct?

• Bile is a chemical that will emulsify fat within the liver.

• Bile is an enzyme that will digest fat within the small intestine.

• Bile is a chemical that will emulsify fat within the small intestine.

• Bile is an enzyme that will digest fat within the liver.

The islets of Langerhans are found in ______

• liver

• pancreas

• kidney

• small intestine