Biology homework help. Question 1
Which of the following is the body’s first line of defense against infection?
| Skin and mucous membranes | ||
| Phagocytes and macrophages | ||
| Lymphocytes | ||
| Cell-mediated immunity |
4 points
Question 2
Which of the following tissues is NOT connective tissue?
| Adipose tissue | ||
| Blood | ||
| Cartilage | ||
| Smooth muscle |
4 points
Question 3
What health situation occurs when blood flow to part of the cardiac muscle is blocked?
| Arrhythmia | ||
| Heart Murmur | ||
| Heart Attack | ||
| Heart Failure |
4 points
Question 4
Which of the following does NOT contain epithelial tissue?
| Blood vessels | ||
| Digestive tract | ||
| Skull | ||
| Heart |
4 points
Question 5
Dr. Edward Jenner coined the word vaccine from the Latin word for the animal that was instrumental in his experiments, from which he discovered the benefits of vaccination. Which of the following is that animal?
| Cow | ||
| Pig | ||
| Horse | ||
| Dog |
4 points
Question 6
__________ blood flows from the __________ ventricle into the body via the aorta.
| Oxygenated, left | ||
| Deoxygenated, left | ||
| Oxygenated, right | ||
| Deoxygenated, right |
Question 7
DPT vaccinations protect against which type of infections?
| Bacterial | ||
| Viral | ||
| Parasites | ||
| Malaria |
4 points
Question 8
How many different types of muscle tissue are found in mammals and other vertebrates?
| 1 | ||
| 2 | ||
| 3 | ||
| 4 |
4 points
Question 9
Which of the following is the term for nervous tissue that is composed mainly of cells?
| Synapses | ||
| Adipose cells | ||
| Neurons | ||
| Gametes |
4 points
Question 10
Which of the following is the term for tissue that is made up of neurons that can conduct and transmit electrical impulses?
| Epithelial tissue | ||
| Connective tissue | ||
| Muscle tissue | ||
| Nervous tissue |
4 points
Question 11
Which of the following is the term for tightly packed sheets of cells that cover organs and outer surfaces?
| Epithelial tissue | ||
| Connective tissue | ||
| Muscle tissue | ||
| Nervous tissue |
4 points
Question 12
The diaphragm __________ when a person inhales in order to __________.
| contracts, increase chest volume | ||
| relaxes, increase chest volume | ||
| contracts, decrease chest volume | ||
| relaxes, decrease chest volume |
4 points
Question 13
How many pints of blood are in an average adult human body?
| 10 | ||
| 11 | ||
| 12 | ||
| 13 |
4 points
Question 14
Which of the following is the term for the tissue that functions to support, bind, or attach other tissues or organs?
| Epithelial tissue | ||
| Connective tissue | ||
| Muscle tissue | ||
| Nervous tissue |
4 points
Question 15
Which of the following is the term for the bodily tissue that enables balance through contraction?
| Epithelial tissue | ||
| Connective tissue | ||
| Muscle tissue | ||
| Nervous tissue |
4 points
Question 16
The liver is usually located on the __________ side of the body, __________ the diaphragm.
| left, above | ||
| left, underneath | ||
| right, above | ||
| right, underneath |
4 points
Question 17
Which organ system provides support for the body, stores minerals, and produces red blood cells?
| Endocrine | ||
| Muscle | ||
| Cardiovascular | ||
| Skeletal |
4 points
Question 18
- Match each item with its definition or description. Note that not all possible answers will be used.
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