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Practice Questions

In anatomical terms, the sternum (breastbone) is anterior to the vertebral column, meaning the sternum is:

A. Towards the head
B. Towards the back
C. Towards the front ✓
D. Towards the side
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A patient presents with a severe allergic reaction, where mast cells release histamine, causing widespread inflammation. This rapid response to a stimulus is an example of a:

A. Negative feedback loop
B. Positive feedback loop ✓
C. Homeostatic imbalance
D. Adaptation
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A cell is actively synthesizing and packaging proteins for secretion outside the cell. The sequence of organelles involved in this process, after ribosomes, would typically be:

A. Golgi apparatus, Endoplasmic Reticulum
B. Endoplasmic Reticulum, Golgi apparatus ✓
C. Lysosomes, Mitochondria
D. Nucleus, Ribosomes
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A person has a ruptured appendix, which is located in the lower right quadrant of the abdomen. This anatomical region is known as the:

A. Epigastric region
B. Left lumbar region
C. Right iliac region ✓
D. Umbilical region
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A researcher is trying to isolate the primary structural component of the cell membrane. They would primarily be looking for which type of macromolecule?

A. Carbohydrates
B. Proteins
C. Lipids ✓
D. Nucleic acids
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A patient describes pain that originates in their shoulder and radiates down their arm. The shoulder is proximal to the elbow, meaning it is:

A. Closer to the trunk ✓
B. Further from the trunk
C. Towards the front
D. Towards the back
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A medical examiner is determining the cause of death and observes extensive tissue damage. They note that the tissue responsible for transmitting electrical signals and rapid communication is severely compromised. This damaged tissue is:

A. Epithelial tissue
B. Connective tissue
C. Muscle tissue
D. Nervous tissue ✓
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A cell requires a large amount of energy to perform its functions, such as active transport. Which organelle would be most abundant in such a cell?

A. Ribosomes
B. Lysosomes
C. Mitochondria ✓
D. Endoplasmic reticulum
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A student is performing a dissection and needs to distinguish between a nerve and a blood vessel. They recall that nerves are part of the system responsible for rapid communication and coordination throughout the body. This system is the:

A. Endocrine system
B. Muscular system
C. Nervous system ✓
D. Circulatory system
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A nurse observes a patient with poor posture, leading to strain on their vertebral column. Which anatomical region is directly affected by this strain?

A. Cervical region
B. Thoracic region
C. Lumbar region
D. All of the above ✓
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A physician is diagnosing a patient with a disorder affecting the lining of the digestive tract. They recall that tissues lining internal organs and body cavities are primarily composed of:

A. Connective tissue
B. Muscle tissue
C. Epithelial tissue ✓
D. Nervous tissue
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

In a cellular biology experiment, a cell is placed in a solution that causes it to swell and burst. This indicates the solution was:

A. Isotonic
B. Hypertonic
C. Hypotonic ✓
D. Saturated
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A patient is unable to regulate their blood glucose levels effectively. This indicates a disruption in the body’s ability to maintain:

A. Acid-base balance
B. Fluid-electrolyte balance
C. Homeostasis ✓
D. Respiratory rate
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A genetic counselor explains that DNA, a crucial molecule for heredity, is found primarily within which cellular organelle?

A. Mitochondria
B. Ribosomes
C. Nucleus ✓
D. Endoplasmic reticulum
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A histologist is examining a tissue slide and notes cells that are specialized for contraction, containing organized protein filaments. This tissue type is most likely:

A. Epithelial tissue
B. Nervous tissue
C. Muscle tissue ✓
D. Connective tissue
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A person experiences a sharp pain in their lumbar region. This anatomical region corresponds to the:

A. Chest area
B. Lower back ✓
C. Neck area
D. Hip area
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A patient undergoes surgery to remove a tumor. The surgeon makes an incision that runs horizontally across the body, dividing it into superior and inferior portions. This incision follows the:

A. Sagittal plane
B. Frontal plane
C. Transverse plane ✓
D. Oblique plane
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A cell is observed to have a very prominent Golgi apparatus. This suggests that the primary function of this cell is:

A. Muscle contraction
B. Rapid energy production
C. Packaging and secretion of proteins and lipids ✓
D. Structural support
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A nutritionist is explaining the importance of enzymes in digestion. They describe enzymes as biological catalysts that speed up chemical reactions by lowering the activation energy. Enzymes are primarily a type of:

A. Carbohydrate
B. Lipid
C. Protein ✓
D. Nucleic acid
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026
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