Limitations may be experienced in the visualization of very small arteries such as the anterior or posterior spinal arteries in the cervical spine. The anatomy of the branches of the subclavian artery is highly variable, which refers particularly to those branches that are ascribed to the thyro...
Depending upon the study of 5 temporal bone dissections, five temporal bone sections and on the observations of 20 intact canal wall tympanoplasties with mastoidectomy, we have proposed a new nomenclature for the division of posterior tympanic recess. This new nomenclature is anatomically correct,...
Structure and Function The parotid glands can be palpated anterior and inferior to the lower half of the ear on the lateral surface of the cheek. They extend inferiorly to the lower border of the mandible and superiorly to the zygomatic arch. Each parotid gland comprises a superficial lobe an...
The esophagus is a muscular tube-shaped organ of around 25 centimeters in length that connects thepharynxPharynxThe pharynx is a component of the digestive system that lies posterior to the nasal cavity, oral cavity, and larynx. The pharynx can be divided into the oropharynx, nasopharynx, and ...
It extends from the uterus to the vulva (external genitalia). Functionally, it facilitates menstruation, sexual intercourse and childbirth. The vagina is located posterior to the urinary bladder and urethra, and anterior to the rectum. The upper end of the vagina is attached to the cervix of ...
Posterior auricular artery a. Posterior side of the external carotid, styloid process level and superior to the stylohyoid muscle b. Supply mastoid air cells, stapedius muscle, and internal ear Maxillary artery a. From the external carotid in the parotid gland and travels between the mandibular ...
of the hyoid bone. The posterior fibers of the mylohyoid muscle pass medial and downward to insert on the body of the hyoid bone. The oral diaphragm is a muscular floor of the oral cavity that bridges between the two rami of the mandible and forms from the mylohyoid muscle. The mylo...
Of the ophthalmic veins, the SOV is the largest caliber with the greatest diameter. It originates in the anterior medial orbit from the junction of the supraorbital, supratrochlear, and angular (a branch of the facial vein) veins medial to the superior rectus muscle insertion and posterior to...
Anterior and Posterior Bony Pelvis Anatomy Pelvic Cavity The pelvic cavity is bound by the bones of the pelvic girdle and primarily contains reproductive organs, urinary organs, and the rectum . As the peritoneal cavity rests in the pelvic cavity, spaces from this region are also considered to ...
Elevation of first and second ribs The posterior neck muscle attached to the skull that functions to extend the head and/or neck is the ___. trapezius Some muscles that move the head are attached to arm bones. False Which of the following muscles are responsible for the lateral flexion...