Biology Final - Humans

30 Questions | By Hoopz7147 | Last updated: Mar 20, 2022 | Total Attempts: 64

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Biology Final - Humans

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1.

The pacemaker of the heart is:
- A.
  
  Atrioventricular valve
- B.
  
  Atrioventricular node
- C.
  
  Sinoatrial node
- D.
  
  Semilunar valve
2.

Blood low in oxygen and high in carbon dioxide returns to which chamber of the heart?
- A.
  
  Left atrium
- B.
  
  Left ventricle
- C.
  
  Right atrium
- D.
  
  Right ventricle
3.

The chambers that pump blod out of the heart are the:
- A.
  
  Atria
- B.
  
  Ventricles
- C.
  
  Aorta
- D.
  
  Pulmonary trunk
4.

The fibers in the matrix of connective tissue are made of
- A.
  
  Carbohydrates
- B.
  
  Proteins
- C.
  
  Nucleic acids
- D.
  
  Lipids
5.

The primary function of the circulatory system is to:
- A.
  
  Pump blood
- B.
  
  Stay alive
- C.
  
  Stop bleeding
- D.
  
  Transport materials from one part of the body to another
6.

The portion of the blood that is fluid and acellular is:
- A.
  
  Plasma
- B.
  
  Protein
- C.
  
  Protein
- D.
  
  Formed elements
7.

Neuroglia cells belong to which of the following tissues?
- A.
  
  Epithelial tissue
- B.
  
  Nervous tissue
- C.
  
  Connective tissue
- D.
  
  Muscle tissue
8.

Blood, bone, and cartilage are example of:
- A.
  
  Epithelial tissue
- B.
  
  Connective tissue
- C.
  
  Nervous tissue
- D.
  
  Muscle tissue
9.

Which of the following is NOT considered a basic tissue type?
- A.
  
  Epithelial tissue
- B.
  
  Cartilage tissue
- C.
  
  Nervous tissue
- D.
  
  Muscle tissue
10.

The three types of muscles are:
- A.
  
  Skeletal, smooth, and cardiac
- B.
  
  Smooth, cardiac, and involuntary
- C.
  
  Skeletal, voluntary, and cardiac
- D.
  
  Skeletal, cardiac, and ridged
11.

The different types of epithelia are named according to
- A.
  
  Cell size
- B.
  
  Location
- C.
  
  Cell shape and arrangement of layers
- D.
  
  Cell shape and location in the body
12.

The heart and the blood vessels are seperate organs that form the
- A.
  
  Skeltal system
- B.
  
  Reproductive system
- C.
  
  Circulatory system
- D.
  
  Digestive system
13.

A group of related organs that have a common function is called a(n)
- A.
  
  System
- B.
  
  Tissue
- C.
  
  Group
- D.
  
  Organism
14.

From the smallest function units to the largest, the body is organized as follows:
- A.
  
  Cell, system, organ, tissue, body
- B.
  
  System, organ, tissue, cell, body
- C.
  
  Organ, cell, tissue, system, body
- D.
  
  Cell, tissue, organ, system, body
15.

Goblet cells are found in whcih of the following tissues?
- A.
  
  Nervous tissue
- B.
  
  Epithelium
- C.
  
  Muscle tissue
- D.
  
  Connective tissue
16.

Blood belongs to which major tissue type?
- A.
  
  Nervous
- B.
  
  Epithelial
- C.
  
  Muscle
- D.
  
  Connective
17.

The tissue that is highly specialized for contraction is
- A.
  
  Nervous
- B.
  
  Epithelial
- C.
  
  Muscle
- D.
  
  Connective
18.

Smooth muscle can be found:
- A.
  
  Attached to the skeleton
- B.
  
  In the wrist bones
- C.
  
  At the knee joint
- D.
  
  In internal organs
19.

The circulation of blood from the heart to the lungs is called:
- A.
  
  Pulmonary circulation
- B.
  
  Systemic circulation
- C.
  
  Coronary circulation
- D.
  
  Renal circulation
20.

When blood returns to the heart, it returns to the:
- A.
  
  Atria
- B.
  
  Ventricles
- C.
  
  Aorta
- D.
  
  Pulmonary trunk
21.

Which type of formed element has a nucleus?
- A.
  
  White blood cell
- B.
  
  Red blood cell
- C.
  
  Platelet
- D.
  
  Erythrocyte
22.

The tissue lining body cavities is the
- A.
  
  Epithelial
- B.
  
  Connective
- C.
  
  Nervous
- D.
  
  Muscle
23.

The cells that are involved with defense and immunity are:
- A.
  
  Leukocytes
- B.
  
  Erythrocytes
- C.
  
  Platelets
- D.
  
  Red blood cells
24.

Blood vessels that carry blood away from the heart are:
- A.
  
  Capillaries
- B.
  
  Veins
- C.
  
  Arteries
- D.
  
  Venules
25.

The "enzyme that doesn't work" in gastric juice is
- A.
  
  HCl
- B.
  
  Mucus
- C.
  
  Pepsinogen
- D.
  
  All of the above

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