Circulatory System

Which component of your blood is found in the highest quantity (greatest percentage)?

• plasma

• platelets

• leukocytes

• erythrocytes

Which of the following have nuclei and are therefore truly considered "cells"?

• plasma

• leukocytes

• platelets

• erythrocytes

Tags

NGSS.MS-LS1-1

How many 0₂ molecules can a single hemoglobin molecule carry at one time?

• 1

• 4

• 50

• thousands

Plasma is mostly made of

• water

• oxygen

• granules

• hemoglobin

This leukocyte above is responsible for releasing histamines, which dilate blood vessels during an allergic attack. It is categorized as a(an) ______________ and is called a _______________ cell.

• granulocyte, lymphocyte

• agranulocyte, monocyte

• granulocyte, basophil

• agranulocyte, eosinophil

Tags

NGSS.MS-LS1-2

Which of the following is NOT a formed element of the blood?

• plasma

• leukocytes

• platelets

• erythrocytes

The process of hemostasis (forming a blood clot) is completed by which type of cells?

• thrombocytes

• agranulocytes

• granulocytes

• erythrocytes

An individual with B+ blood means they have

• B antigens and are Rh negative

• B antibodies and are Rh negative

• B antigens and are Rh positive

• B antibodies and are Rh positive

The individual in the previous question (B+) also has

• A antibodies

• B antibodies

• A and B antibodies

• No antibodies for blood proteins

A person with Type A blood needs a blood transfusion. Which blood types are safe to provide her?

• A blood only

• A and O blood

• B and O blood

• O blood only