Podcast
Questions and Answers
What is the term for the end of the sternum?
What is the term for the end of the sternum?
- Xiphoid Process (correct)
- Manubrium
- Body
- Costal Cartilage
Which of the following bones is NOT a part of the pelvis?
Which of the following bones is NOT a part of the pelvis?
- Carpals (correct)
- Ilium
- Ischium
- Pubis
Which of the following describes the ribs that do not connect to the sternum?
Which of the following describes the ribs that do not connect to the sternum?
- False Ribs
- Costal Ribs
- Floating Ribs (correct)
- True Ribs
Where do the ilium and sacrum connect?
Where do the ilium and sacrum connect?
What is the primary function of the costal cartilages?
What is the primary function of the costal cartilages?
Which bone is anatomically referred to as the kneecap?
Which bone is anatomically referred to as the kneecap?
How many metatarsals are found in the human foot?
How many metatarsals are found in the human foot?
Which bone forms the hip joint socket?
Which bone forms the hip joint socket?
What is the function of the cranial bones?
What is the function of the cranial bones?
Which bone is located posterior to the nose?
Which bone is located posterior to the nose?
What is the correct sequence of the cervical vertebrae from C1 to C7?
What is the correct sequence of the cervical vertebrae from C1 to C7?
Which joint connects the mandible to the temporal bone?
Which joint connects the mandible to the temporal bone?
How many thoracic vertebrae are there in the human spine?
How many thoracic vertebrae are there in the human spine?
Which of the following bones connects to the humerus at the elbow joint?
Which of the following bones connects to the humerus at the elbow joint?
What term is used for the flat, triangular-shaped bone at the back of the shoulder?
What term is used for the flat, triangular-shaped bone at the back of the shoulder?
What is the primary function of the cervical vertebrae?
What is the primary function of the cervical vertebrae?
Which suture is responsible for joining the frontal and parietal bones?
Which suture is responsible for joining the frontal and parietal bones?
What process is primarily involved in skull development?
What process is primarily involved in skull development?
Which foramina are critical for the passage of vital structures in the skull?
Which foramina are critical for the passage of vital structures in the skull?
What potential consequence can arise from skull fractures?
What potential consequence can arise from skull fractures?
At what stage does the complete fusion of skull sutures typically occur?
At what stage does the complete fusion of skull sutures typically occur?
How many separate bones comprise the human skull?
How many separate bones comprise the human skull?
Which bone forms the forehead and the superior aspects of the eye sockets?
Which bone forms the forehead and the superior aspects of the eye sockets?
What is the primary function of the facial skeleton?
What is the primary function of the facial skeleton?
Which of the following bones is the largest and strongest in the face?
Which of the following bones is the largest and strongest in the face?
Which cranial bone forms the back and base of the skull?
Which cranial bone forms the back and base of the skull?
What is the role of cranial sutures in the skull?
What is the role of cranial sutures in the skull?
Which bone is situated between the orbital and nasal cavities?
Which bone is situated between the orbital and nasal cavities?
Which bones form the upper jaw and contain the upper teeth?
Which bones form the upper jaw and contain the upper teeth?
Flashcards
What is the nasal bone?
What is the nasal bone?
The bone that forms the bridge of the nose.
Which bone connects the nose, cheekbones and upper teeth?
Which bone connects the nose, cheekbones and upper teeth?
The bone that connects the nose, cheekbones and upper teeth.
What is the humerus?
What is the humerus?
The bone of the upper arm.
What is the scapula?
What is the scapula?
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What is the glenoid fossa?
What is the glenoid fossa?
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What are the radius and ulna?
What are the radius and ulna?
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What are the carpal bones?
What are the carpal bones?
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What are the metacarpals?
What are the metacarpals?
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Manubrium
Manubrium
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Sternoclavicular joint
Sternoclavicular joint
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Sternal angle
Sternal angle
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Xiphoid process
Xiphoid process
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Ribs
Ribs
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Costal cartilages
Costal cartilages
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Floating ribs
Floating ribs
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Sacrum
Sacrum
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Coronal suture
Coronal suture
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Sagittal suture
Sagittal suture
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Lambdoid suture
Lambdoid suture
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Squamous sutures
Squamous sutures
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Foramina
Foramina
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What is the function of the human skull?
What is the function of the human skull?
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What are the main components of the cranium?
What are the main components of the cranium?
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What are the main functions of the facial skeleton?
What are the main functions of the facial skeleton?
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What are sutures and what is their role in the skull?
What are sutures and what is their role in the skull?
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What is the function of the frontal bone?
What is the function of the frontal bone?
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What is the function of the parietal bones?
What is the function of the parietal bones?
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What is the function of the temporal bones?
What is the function of the temporal bones?
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What is the function of the occipital bone?
What is the function of the occipital bone?
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Study Notes
Skull
- Skull composed of 22 bones joined by sutures (fibrous joints) for stability and limited movement
- Cranial bones (8) protect the brain
- Frontal bone (forehead, superior eye sockets)
- Parietal bones (2) (superior and lateral aspects)
- Temporal bones (2) (side of head, inner ear, connect to lower jaw)
- Occipital bone (back and base of skull, connects to spinal column)
- Sphenoid bone (base of skull, supports anterior skull base)
- Ethmoid bone (small, between orbital and nasal cavities)
- Facial bones (14) support the face and house sensory organs
- Maxillae (2) (upper jaw, upper teeth, articulates with other facial bones)
- Palatine bones (2) (part of hard palate, separates oral and nasal cavities)
- Zygomatic bones (2) (cheekbones)
- Nasal bones (2) (bridge of nose)
- Lacrimal bones (2) (medial wall of orbit, tear channels)
- Vomer (part of nasal septum, divides nasal cavity)
- Mandible (lower jaw) (largest, strongest facial bone, connects to temporal at TMJ for movement)
- Cranial sutures are important fibrous joints connecting skull bones:
- Coronal suture (frontal and parietal)
- Sagittal suture (two parietal bones)
- Lambdoid suture (parietal and occipital)
- Squamous sutures (temporal and parietal)
- Foramina and processes allow passage of nerves, blood vessels
- Foramen magnum, optic canal internal acoustic meatus are examples
- Skull develops via intramembranous ossification from mesoderm, starting with flat bones, followed by base
- Skull growth continues into adolescence, suture fusion in young adulthood
- Skull fractures can damage brain, nerves, blood vessels, requiring treatment (surgery possible)
- Variations in skull shape and size occur due to genetic factors
Spine (no changes)
- Spine composed of vertebrae (C1-C7, T1-T12, L1-L5, sacrum, coccyx)
- Vertebrae numbered superior to inferior.
- C1 (atlas) and C2 (axis) are named differently.
Upper Limb (no changes)
- Clavicle, scapula, humerus, radius, ulna, carpals, metacarpals, phalanges
- Joints: glenohumeral, elbow, MCP, PIP, DIP, CMC
Thorax (no changes)
- Sternoclavicular joint, sternum (manubrium, body, xiphoid), ribs (1-12), costal cartilages, floating ribs (11, 12)
Pelvis (no changes)
- Ilium, ischium, pubis bones, sacroiliac joint, pubic symphysis, acetabulum
Lower Limb (no changes)
- Femur, tibia, fibula, patella, hip joint, knee joint
Ankle and Foot (no changes)
- Tarsal bones (talus, calcaneus, cuboid, navicular, cuneiforms), metatarsals, phalanges
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