Base.
14 Cards in this Set
| Broad bottom support of microscope; flat, lower part of the microscope that supports the rest of the instrument? | Base |
|---|---|
| Connects the objective lenses to the head and allows different objective lenses to be moved into place? | Rotating Nosepiece |
What part of the microscope is attached to the nose piece and contains a lens?
Parts of The Microscope
| A | B |
|---|---|
| Part of the microscope the eyepiece is attached to | extension tube |
| Part of microscope that the extension tube and nose piece are attached to | tube body |
| Part of the microscope that provides light | light source |
| Part of the microscope that you look through | eye piece |
What connects the head to the base?
Suboccipitals. Comprised of 4 pairs of small muscles, the suboccipital muscles connect the top of the cervical spine with the base of the skull. The suboccipitals are important for head extension and rotation.
What part to which the objective lenses are attached?
revolving nosepiece
The revolving nosepiece is the inclined, circular metal plate to which the objective lenses, usually four, are attached. The objective lenses usually provide 4x, 10x, 40x and 100x magnification.
Which part of the microscope holds objective lenses?
Revolving Nosepiece
Revolving Nosepiece or Turret: This is the part that holds two or more objective lenses and can be rotated to easily change power.
What is the lens attached to the nosepiece?
The lenses that are attached to the nosepiece of a compound light microscope are referred to as the objective lens.
What holds ocular lenses?
PARTS OF THE MICROSCOPE
| A | B |
|---|---|
| EYEPIECE | This part allows you to view the image on the stage and contains the ocular lens. |
| NOSEPIECE | This part holds the objective lenses and is able to rotate to change magnification. |
| OBJECTIVE LENSES | These are found on the nosepiece and range from low to high power. |
What holds your head on?
Bones. The head rests on the top part of the vertebral column, with the skull joining at C1 (the first cervical vertebra known as the atlas).
What connects the head and neck?
The occipital bone is the only bone in your head that connects with your cervical spine (neck). The occipital bone surrounds a large opening known as the foramen magnum. The foramen magnum allows key nerves and vascular structures passage between the brain and spine.
How is the skull attached to the body?
The neurocranium is a protective shell surrounding the brain and brain stem. The viscerocranium (or facial skeleton) is formed by the bones supporting the face. Except for the mandible, all skull bones are joined together by sutures —synarthrodial (immovable) joints.
Which part of the microscope are objective lenses attached quizlet?
Most microscopes have three objective lenses. These lenses are attached to the nosepiece. The distance between the front of the objective lens and the top surface fo the coverslip is the working distance.
What connects the eyepiece to the objective lens?
Body tube (Head): The body tube connects the eyepiece to the objective lenses. Therefore, The part of the microscope which connects the mount of the eyepiece to revolving nosepiece alongwith the objective is called Body tube.
What does the objective lens do on a microscope?
The objective, located closest to the object, relays a real image of the object to the eyepiece. This part of the microscope is needed to produce the base magnification. The eyepiece, located closest to the eye or sensor, projects and magnifies this real image and yields a virtual image of the object.
Where is the ocular lens on a microscope?
While an objective is on the side of the observed object, the ocular lens (also called ocular or eyepiece, sometimes loupe) is on the side of the observing eye. It may contain a single optical lens or some combination of lenses and is normally placed in a cylindrical housing (barrel).
Which part of the microscope holds and supports the specimen?
Stage – This is the section on which the specimen is placed for viewing. They have stage clips that hold the specimen slides in place. The most common stage is a mechanical stage, which allows the control of the slides by moving the slides using the mechanical knobs on the stage instead of moving it manually.
How many objective lenses are on a compound microscope?
two lenses
A compound microscope composed of two lenses, an objective and an eyepiece. The objective forms a case 1 image that is larger than the object.
What is nosepiece microscope?
Definition of nosepiece
1 : a piece of armor for protecting the nose. 2 : the end piece of a microscope body to which an objective is attached.
Which component of the microscope is attached to the nosepiece quizlet?
The lenses are attached to the nosepiece. Usually, a compound microscope has four objective lenses: scanning (4x), low-power (10x), high-power (40x), and oil immersion (100x) lenses.
Where is the nosepiece on a microscope?
A microscope user will find the revolving nosepiece between the ocular lens (the eyepiece) and the stage (where the microscope holds slides and other objects for viewing). On most models, the revolving nosepiece attaches to the lower portion of the microscope’s arm.
What are the three objective lenses on a microscope?
What Are the Different Magnifications of Objective Lenses?
- Scanning Objective Lens (4x)
- Low Power Objective (10x)
- High Power Objective Lens (40x)
- Oil Immersion Objective Lens (100x)
- Specialty Objective Lenses (2x, 50x Oil, 60x and 100x Dry)
What kind of lenses are used in compound microscope?
A compound microscope uses multiple lenses to magnify an image for an observer. It is made of two convex lenses . The first, the ocular lens, is close to the eye and the other lens is objective lens.
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