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Anatomy & Physiology 1

78 questions found

Practice Questions

A medical imaging technician is preparing a patient for a MRI scan to visualize the brain. The brain is housed within which body cavity?

A. Thoracic cavity
B. Abdominopelvic cavity
C. Cranial cavity ✓
D. Vertebral cavity
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A physiotherapist is instructing a patient to bring their arm closer to the midline of their body. This anatomical movement is known as:

A. Abduction
B. Adduction ✓
C. Flexion
D. Extension
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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

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 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 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 researcher is studying the basic building blocks of life. They isolate a molecule that contains carbon, hydrogen, and oxygen, is water-insoluble, and plays roles in energy storage, membrane structure, and hormone production. This molecule is most likely a:

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

A patient has a fever, and their body temperature rises above normal. The body responds by activating sweat glands and dilating blood vessels to release heat. This physiological response to restore normal temperature is an example of:

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

A student is sketching a diagram of the human skeleton. They are instructed to draw a bone that is longer than it is wide, with a shaft and two ends, primarily responsible for support and movement. This type of bone is classified as a:

A. Short bone
B. Flat bone
C. Long bone ✓
D. Irregular bone
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

During an infection, the body’s immune cells increase in number to fight off pathogens. This increase in the number of cells within a tissue or organ is termed:

A. Hypertrophy
B. Metaplasia
C. Hyperplasia ✓
D. Dysplasia
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A patient presents with severe dehydration. To understand the underlying cellular processes, a nurse recalls that water moves across cell membranes from an area of higher water concentration to an area of lower water concentration. This passive movement is best described as:

A. Active transport
B. Facilitated diffusion
C. Osmosis ✓
D. Filtration
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A pathologist is examining a tissue sample under a microscope. They observe tightly packed cells with very little extracellular matrix, forming a continuous sheet that covers a surface and lines a cavity. This description is most consistent with:

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

During a routine physical examination, a physician palpates the anterior surface of the forearm, distal to the elbow. Which anatomical region is being primarily assessed?

A. Carpal region
B. Brachial region
C. Antebrachial region ✓
D. Olecranal region
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A surgical team is preparing to perform a cholecystectomy (gallbladder removal). To access the gallbladder, which is located in the upper right quadrant of the abdomen, the incision would most likely be made in the:

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

A laboratory technician is studying the structure of a cell’s cytoplasm. They observe numerous small, granular structures that are responsible for protein synthesis. These organelles are identified as:

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

A patient is diagnosed with a genetic disorder that affects the production of lysosomes, leading to the accumulation of waste products within cells. This accumulation would primarily impair the cell’s ability to perform:

A. Energy production
B. Protein synthesis
C. Waste breakdown and recycling ✓
D. Cell division
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A medical student is reviewing a case of severe burns. They recall that the outermost protective layer of the skin, which provides a barrier against pathogens and water loss, is primarily composed of:

A. Adipose tissue
B. Stratified squamous epithelium ✓
C. Loose connective tissue
D. Dense regular connective tissue
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A bodybuilder engages in intense weightlifting, leading to an increase in the size of their individual muscle cells. This adaptive change in cell size is known as:

A. Hyperplasia
B. Metaplasia
C. Atrophy
D. Hypertrophy ✓
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026

A clinician is explaining to a patient that the body maintains a stable internal environment despite external fluctuations, such as maintaining a constant body temperature even in varying ambient temperatures. This physiological concept is referred to as:

A. Positive feedback
B. Negative feedback
C. Homeostasis ✓
D. Metabolism
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nmdcat.online Anatomy & Physiology 1
Jun 6, 2026
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