Week 2 Lecture Assignment

Question 1

The extracellular matrix of blood is called ___________________.

Answer 1

plasma

Question 2

The percentage of a blood sample that consists of red blood cells is known as the _______________________________

Answer 2

Hematocrit (packed cell volume)

Question 3

The most abundant of the plasma proteins is _______________________.

Answer 3

Albumin

Question 4

The process of blood cell formation and replacement is called _________________________________.

Answer 4

hematopoiesis

Question 5

All of the formed elements of blood originate from a hematopoietic stem cell, also known as a __________________________.

Answer 5

hemocytoblast

Question 6

What hormone is secreted by the kidney in response to low oxygen levels? __________________________________

Answer 6

EPO

Question 7

Globin molecules are bound to a red pigment molecule called _________________ which contains an ion of iron.

Answer 7

heme

Question 8

When hemoglobin picks up oxygen in the lungs, it forms what substance? _________________________________

Answer 8

oxyhemoglobin

Question 9

What is the term used to describe low blood oxygen levels? _________________

Answer 9

hypoxemia

Question 10

Worn-out red blood cells are removed by a type of myeloid phagocytic cell called a ______________________________.

Answer 10

macrophage

Question 11

What is the most common leukocyte found in blood? _____________________

Answer 11

Neutrophils

Question 12

What is the condition called in which too few leukocytes are produced?
_________________________

Answer 12

Leukopenia

Question 13

Gradual degradation of the blood clot is referred to as _______________________.

Answer 13

Fibrinolysis

Question 13

During blood clotting, fibrin is derived from _________________________.

Answer 13

fibrinogen

Question 14

Individuals with type A blood have ___________________ antibodies. (NOTE: Be specific in your answer!)

Answer 14

anti-B antibodies